WoRMS source details
Morse, M. P. (1976). Hedylopsis riseri sp. n., a new interstitial mollusc from the New England coast (Opisthobranchia, Acochlidiacea). Zoologica Scripta. 5: 221-229.
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Morse, M. P.
1976
<i>Hedylopsis riseri</i> sp. n., a new interstitial mollusc from the New England coast (Opisthobranchia, Acochlidiacea)
Zoologica Scripta
5: 221-229
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Hedylopsis riseri M. P. Morse, 1976 accepted as Asperspina riseri (M. P. Morse, 1976) (original description)